Single-row cylindrical roller bearings
NU10/630 Cylindrical Roller Bearing Dimensions & Specifications
NU10/630 cylindrical roller bearing: 630 mm bore (d), 920 mm outside diameter (D), 128 mm width (B). Review the available technical values below. Matching dimensions alone do not confirm interchangeability between designations or suffixes.
Technical specifications
| Bore d | 630 mm |
|---|---|
| Outside diameter D | 920 mm |
| Width B | 128 mm |
| Mass | 285 kg |
| Catalogue dynamic load Cr | 3200 kN |
| Catalogue static load Cor | 6000 kN |
| Grease-lubricated speed grease | 450 rpm |
| Oil-lubricated speed oil | 530 rpm |
Mounting dimensions & additional parameters (7)
| Abutment dimension Da Da | 887 mm |
|---|---|
| Abutment dimension db db | 666 mm |
| Minimum chamfer r12 r12 | 7.5 mm |
| Minimum chamfer r34 r34 | 7.5 mm |
| Maximum fillet ra ra | 6 mm |
| Maximum fillet rb rb | 6 mm |
| Roller envelope diameter Fw Fw | 702 mm |
Fields without confirmed values are omitted. Final supply configuration and application suitability require technical confirmation.
Selection & installation
Which mounting dimensions are listed for NU10/630?
The NU10/630 catalogue lists Da = 887 mm; ra ≤ 6 mm. Check these symbols against the bearing drawing and the shaft/housing shoulders; they are not shaft or housing fit tolerances.
What speed values are available for NU10/630?
The listed values for NU10/630 are grease: 450 rpm; oil: 530 rpm. These catalogue references do not determine a safe operating speed on their own. Confirm load, clearance, lubrication and heat conditions for the application.
What is the reference mass of NU10/630?
The catalogue reference mass for NU10/630 is 285 kg. Confirm the supplied assembly and packed shipment weight separately when planning handling or transport.